Experience dependable strength in every build with the Hillman M8-1.25 x 100 mm Heat Treated Steel Hex Head Cap Screw. Crafted from robust steel and heat-treated for enhanced durability, this fastener is designed to deliver secure, long-lasting connections in demanding assemblies.
Key specifications
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Brand / Type: Hillman Hex Head Cap Screw
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Diameter / Thread: M8 with 1.25 mm coarse pitch
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Length: 100 mm
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Head: Hex head
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Material / Finish: Steel, heat treated; Grade 8.8
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Packaging: 30 pieces per boxed package
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Thread Type: Coarse
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Unit of Measurement: Metric
What makes this screw stand out
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High-strength construction — Heat-treated steel and Grade 8.8 designation deliver superior tensile strength for demanding fastenings.
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Precise M8-1.25 coarse thread — Reliable engagement and strong pullout resistance in metal assemblies and tapped holes.
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Long, sturdy profile — 100 mm length provides versatile reach for structural frames, brackets, and equipment mounting.
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Accessible packaging — A boxed set of 30 pieces simplifies purchase for ongoing projects and bulk tasks.
Ideal use cases
- Mounting brackets and components to metal frames in industrial, workshop, or automotive settings
- Assembling machinery housings, control panels, or equipment mounts where a secure, long fastener is required
- Constructing sturdy furniture frames or heavy-duty shelving where extended engagement is beneficial
Installation tips
- Pair with a standard metric hex driver or wrench sized for M8 hardware to ensure snug, even seating
- Clean the threads before installation to reduce friction and promote smooth driving; a light lubricant can help with tougher materials
- For softer substrates or load distribution, use a washer to protect surfaces and improve load sharing
- Ensure engagement with a nut or properly tapped hole to maximize pulling strength and prevent loosening from vibration
Designed for professionals and serious DIYers, the Hillman M8-1.25 x 100 mm heat-treated hex head cap screw offers a reliable, high-strength fastening solution where durability and performance matter most. Boxed in a 30-piece pack, it’s ready to tackle bulk projects straight out of the container.
